parse "gopher://null.host:0/\u008cR\x8d\ax\xcbrq!\xea\xf8\x80\x00B\xfe\xdf=0\xd9\xff\x8bT\x92\xef!@\x04\x0f$\xa3@\xa1\x88Q(|\x14": net/url: invalid control character in URL